1 files changed, 65 insertions, 0 deletions
diff --git a/runtime/mirror/class_ext.cc b/runtime/mirror/class_ext.cc
new file mode 100644
index 0000000000..cc208e49dd
--- /dev/null
+++ b/runtime/mirror/class_ext.cc
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "class_ext.h"
+
+#include "art_method-inl.h"
+#include "base/casts.h"
+#include "base/enums.h"
+#include "class-inl.h"
+#include "dex_file-inl.h"
+#include "gc/accounting/card_table-inl.h"
+#include "object-inl.h"
+#include "object_array.h"
+#include "object_array-inl.h"
+#include "stack_trace_element.h"
+#include "utils.h"
+#include "well_known_classes.h"
+
+namespace art {
+namespace mirror {
+
+GcRoot<Class> ClassExt::dalvik_system_ClassExt_;
+
+ClassExt* ClassExt::Alloc(Thread* self) {
+  DCHECK(dalvik_system_ClassExt_.Read() != nullptr);
+  return down_cast<ClassExt*>(dalvik_system_ClassExt_.Read()->AllocObject(self).Ptr());
+}
+
+void ClassExt::SetVerifyError(ObjPtr<Object> err) {
+  if (Runtime::Current()->IsActiveTransaction()) {
+    SetFieldObject<true>(OFFSET_OF_OBJECT_MEMBER(ClassExt, verify_error_), err);
+  } else {
+    SetFieldObject<false>(OFFSET_OF_OBJECT_MEMBER(ClassExt, verify_error_), err);
+  }
+}
+
+void ClassExt::SetClass(ObjPtr<Class> dalvik_system_ClassExt) {
+  CHECK(dalvik_system_ClassExt != nullptr);
+  dalvik_system_ClassExt_ = GcRoot<Class>(dalvik_system_ClassExt);
+}
+
+void ClassExt::ResetClass() {
+  CHECK(!dalvik_system_ClassExt_.IsNull());
+  dalvik_system_ClassExt_ = GcRoot<Class>(nullptr);
+}
+
+void ClassExt::VisitRoots(RootVisitor* visitor) {
+  dalvik_system_ClassExt_.VisitRootIfNonNull(visitor, RootInfo(kRootStickyClass));
+}
+
+}  // namespace mirror
+}  // namespace art